# Pythagorean Theorem

### what is Pythagorean Theorem

**hypotenuse**is the longest side of a right-angled triangle, the side opposite of the right angle.

**Pythagoras**'

**theorem**, is a fundamental relation in Euclidean geometry among the three sides of a right triangle. It states that the square of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the other two sides.

**legs**are the two shorter sides of the triangle. See also. Hypotenuse.

Pythagorean Theorem 4 Examples w/ Fractions & Radicals

Pythagorean Theorem - MathHelp.com - Geometry Help